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通过java可以修改文件为只读权限
package com.zuidaima.util.file;
import java.io.File;
import java.io.IOException;
/**
* 修改文件为只读权限
*
* @author javaniu
*
*/
public class MakeFileReadOnly {
public static void main(String[] args) throws IOException {
File file = new File("c:/file.txt");
// mark this file as read only, since jdk 1.2
file.setReadOnly();
if (file.canWrite()) {
System.out.println("This file is writable");
} else {
System.out.println("This file is read only");
}
// revert the operation, mark this file as writable, since jdk 1.6
file.setWritable(true);
if (file.canWrite()) {
System.out.println("This file is writable");
} else {
System.out.println("This file is read only");
}
}
}
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